
Arya Udry
Professor
Planetary Science, Igneous Petrology, Meteorites.
Office: LFG 204
Phone: (702) 895-1239
Geology BS and MS: University of Lausanne, Switzerland, 2008/ 2010
Geology Ph.D.: University of Tennessee, Knoxville, 2014
Email: arya.udry@unlv.edu

Sierra R. Ramsey
Ph.D. Candidate
Research: Martian Geology, XCT analyses, Raman analyses
Office: TEC 110
Geology M.S.: University of Georgia (2020)
Geology B.S.: Western Carolina University (2018)
Email: ramses3@unlv.nevada.edu

Gabriela Motta
M.S. student
Research: Martian meteorites, melt inclusions
Office: TEC 100
Geology B.S.: University of Nevada Las Vegas (2022)
Email: mottag1@unlv.nevada.edu
Former students

Piper Irvin
Former Undergraduate student. Graduated in Spring 2025.
Now MS student at UNLV in hydrogeology
Research: Martian geology, XCT analyses

Dolce Rebuli
Former Undergraduate student. Graduated in Spring 2025
Research: Martian geology, XCT analyses

Amanda Ostwald
Former Ph.D. Candidate. Graduated in Fall 2023
Now postdoctoral Fellow at Smithsonian Institute
Research: Nakhlite Meteorites, Martian meteorites, thermodynamical modeling, Planetary Geology
Geology B.S.: University of Texas at El Paso (2017)

Evan O’Neal
M.S. student. Graduated in Spring 2022
Now X-ray scientist at NASA Johnson Space Center
Research: Melt inclusions and isotopic compositions of poikilitic shergottites
Geology B.S.: Towson University (2019)

Amber Taylor
Former Undergraduate student
Research: Shergottite petrogenesis (NWA 12241)
Geology B.S.: University of Nevada las Vegas

Rachel Rahib
Former M.S. Student. Graduated in Fall 2018
Now highschool teacher in CCSD
Research: Poikilitic shergottites, Quantitative textural analyses
Geology BS: University of Nevada, Las Vegas, 2016


Logan Combs
Former M.S. Student. Graduated in May 2018
Now USGS scientist
Research: Poikilitic shergottites, Planetary petrology,
Geology BS: University of Tennessee, 2014

Dara Laczniak
Former Undergraduate student. Graduated in Fall 2016
Now assistant professor at Queens College